Useful english dictionary. 2012.
Rhyniaceae — noun primitive plants of the Paleozoic • Syn: ↑family Rhyniaceae • Hypernyms: ↑fern family • Member Holonyms: ↑Psilophytales, ↑order Psilophytales • Member Meronyms: ↑ … Useful english dictionary
fern family — noun families of ferns and fern allies • Hypernyms: ↑family • Hyponyms: ↑Hymenophyllaceae, ↑family Hymenophyllaceae, ↑Osmundaceae, ↑family Osmundaceae, ↑Schizaeaceae, ↑ … Useful english dictionary
Rhynia — noun type genus of the Rhyniaceae; small leafless dichotomously branching fossil plants with terminal sporangia and smooth branching rhizomes • Syn: ↑genus Rhynia • Hypernyms: ↑fern genus • Member Holonyms: ↑Rhyniaceae, ↑family Rhyniaceae * * * … Useful english dictionary
Horneophyton — noun Devonian fossil plant considered one of the earliest forms of vascular land plants; similar to genus Rhynia but smaller • Syn: ↑genus Horneophyton • Hypernyms: ↑fern genus • Member Holonyms: ↑Rhyniaceae, ↑family Rhyniaceae * * * ˈ … Useful english dictionary
genus Rhynia — noun type genus of the Rhyniaceae; small leafless dichotomously branching fossil plants with terminal sporangia and smooth branching rhizomes • Syn: ↑Rhynia • Hypernyms: ↑fern genus • Member Holonyms: ↑Rhyniaceae, ↑family Rhyniaceae … Useful english dictionary
order Psilophytales — noun Paleozoic simple dichotomously branched plants of Europe and eastern Canada including the oldest known vascular land plants • Syn: ↑Psilophytales • Hypernyms: ↑plant order • Member Holonyms: ↑Pteridophyta, ↑division Pteridophyta … Useful english dictionary
Psilophytales — noun Paleozoic simple dichotomously branched plants of Europe and eastern Canada including the oldest known vascular land plants • Syn: ↑order Psilophytales • Hypernyms: ↑plant order • Member Holonyms: ↑Pteridophyta, ↑division Pteridophyta … Useful english dictionary
genus Horneophyton — noun Devonian fossil plant considered one of the earliest forms of vascular land plants; similar to genus Rhynia but smaller • Syn: ↑Horneophyton • Hypernyms: ↑fern genus • Member Holonyms: ↑Rhyniaceae, ↑family Rhyniaceae … Useful english dictionary
